Home / 15,751.68-23,505.60-14,006.40

Finding the Fourth Proportional to 15,751.68, 23,505.60 and 14,006.40

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Solution

The fourth proportional to 15,751.68, 23,505.60 and 14,006.40 is: 20,901.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,751.68 : 23,505.60 = 14,006.40 : x
  2. Step 2: Convert to fraction form
    15,751.68/23,505.60 = 14,006.40/x
  3. Step 3: Cross multiply
    15,751.68x = 23,505.60 × 14,006.40
  4. Step 4: Simplify right side
    15,751.68x = 329,228,835.84
  5. Step 5: Solve for x
    x = 329,228,835.84/15,751.68
  6. Step 6: Final answer
    x = 20,901.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.